it depends on the strain and if it was clone or seed. my outdoor from seed will start flowering anywhere from mid june july and august. clones, huh well ive harvested in june before because of overcast. in spring. go figure. i have 4 sensi star from clone flowering outside right now, should be done mid august ...hope this helps.
August 5- all plants showing signs of flowering. nutrients switched (may have been a little early).
August 13- Belladonna, roadtrip, purple/northern lights in flower. others are showing signs. male pods just opening. roadtrip male showing purple flowers. started bending taller plants.
August 19- some plants showing yellow leaves. 1 feeding of notrogen (yep it was to early to change nutes).
August 26- all plants flowering. martian mean green and strawberry cough are the last and they just got their first hairs. side note- nitrogen helped continue feeding at low doses.